including president obama and the first lady, who travel to south africa next week, to pay respects, bringing along president and mrs. george w. bush. ♪ for three days, his body will lie in state in pretoria, the base of the south african government. there, the public will have an opportunity to view his casket. a week from sunday, he will be buried in his ancestral home in qunu. overnight, desmond tutu led a prayer service in capetown, calling for his countrymen to carry on mandela's legacy. >> let us reach out to one another. and let madiba's dream be our dream. >> reporter: the mood here far more celebratory than sad, as people make the choice to embrace by what was given, instead of being sad by what was lost. every day here in south africa, until mr. mandela is finally laid to rest. >> a man who changed the world. >>> our ron claiborne has covered nelson mandela extensively throughout the years. >> ron has had many experiences and memories. and is here with a personal take on the story. >> when you cover a story or a person, it requires professional detachment. we're supposed